Used other than figuratively or idiomatically: see bad, actor.
Ill-intentioned, mean, ill-tempered person.
Individual or entity with the prior criminal conviction, or who has been sanctioned by the court or regulator.
An imaginary creature reputed to be mischievously inclined to damage or dismantle machinery.
A young, inexperienced surfer, seen as being a nuisance.
Any mysterious, unknown source of mischief or trouble, or the problem created thereby.